Home / 104,585.46-144,274.78-68,308.16

Finding the Fourth Proportional to 104,585.46, 144,274.78 and 68,308.16

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Solution

The fourth proportional to 104,585.46, 144,274.78 and 68,308.16 is: 94,230.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    104,585.46 : 144,274.78 = 68,308.16 : x
  2. Step 2: Convert to fraction form
    104,585.46/144,274.78 = 68,308.16/x
  3. Step 3: Cross multiply
    104,585.46x = 144,274.78 × 68,308.16
  4. Step 4: Simplify right side
    104,585.46x = 9,855,144,756.20
  5. Step 5: Solve for x
    x = 9,855,144,756.20/104,585.46
  6. Step 6: Final answer
    x = 94,230.54

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.